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Gas X

brand-locked demand (top 5 brands take 100% of clicks) — Gas X doesn't clear our bar today.

Flapen Score

34
Skip it
Market size 11Growth 19Conversion 85Competition 3Returns 100Price range 0Avg price 21Brand share 0Review moat 52Quality gap 67
This niche Category average

Is Gas X profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Gas X is a £43K/yr Amazon United Kingdom market (61K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 34/100.

Gas X: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -12.1% over the last 90 days and 9.4% of searches end in a purchase.

£43K

revenue / yr

Units sold / yr6K
Search volume / yr-12.1%61K
Conversion rate9.4%
Avg price£7.45

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers5 · 30
Top-5 product click share97%
Open market0%
Avg brand age64 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.

0/100

page quality · 6 products

Sponsored placement83%
New entrants (1y)1· 1 succeeded
Avg rating4.3★
Avg reviews1,416

Top Gas X products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 97% of clicks — a locked-up shelf that new listings rarely crack.

£0£6K£13K£19K£26K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

5 falling

Sellers

30

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

97%

Top 20: 100%

Open market

0%

  • Rennie78%
  • BLOATEZE8%
  • Himalaya7%
  • Gasex4%
  • NutriVolv3%
  • Open — no brand owns it (0%)

Gas X demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume61KCVR9.4%Products6Brands5Top 5 Brands100%OOS Rate0.0%Rating4.3★Reviews1,416Avg BSR#333
1K750Spike '26Apr '26Apr '26May '26May '26May '26Jun '26Jun '26Jul '26

Top Gas X search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • rennie wind relief pro9K/yr
  • gas x14K/yr
  • gas-x10K/yr
  • trapped wind9K/yr
  • flatulence relief tablets for adults7K/yr
  • trapped wind relief5K/yr
  • espumisan tablets3K/yr
  • flatulence relief3K/yr
  • rennie extra2K/yr

What reviews say buyers love and hate about Gas X

What buyers mention most, as a share of all reviews.

What buyers love

83% of reviews
Efficiency18%

Works well

Value For Money14%

Good price

Regulates Digestion11%

Works well to reduce painful bloating

Advertised Vs Actual Product9%

Does the job

Acid Regulator/Stomach Ache Relief9%

Taste nice, and got rid of the pain in my stomach

What buyers complain about

74% of reviews
Functionality-Overall28%

Didn't help at all for me sadly

Value For Money11%

ok they are a little expensive for what they are

Acid Regulator/Stomach Ache Relief8%

Painful stomach

Regulates Digestion5%

I have been advised to take various tablets for bloating by Drs which dont help

Dosage4%

Ok so I am trying them now at the minimum dose of one tablet not the nicest tablet I have ever had

Common Gas X questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Gas X 34/100 on Amazon United Kingdom — Skip it. The niche generates £43K/yr across 6 tracked products. 1 of 1 products launched in the last 360 days are still selling. Search demand moved -12.1% over the last 90 days.
Gas X buyers on Amazon United Kingdom complain most about Functionality-Overall, Value For Money, Acid Regulator/Stomach Ache Relief, the themes mined from the niche's reviews. Its return rate is 0.0%.